BUILT TO LAST: Rugged cast iron pump housing and robust brass impeller for abrasive water conditions such as ditch water and reservoirs exposed to the elements
ONE-TIME PRIMING: No additional priming is required after initial fill; follow the priming instructions in the owner's manual
UP TO 77 GPM at 10 PSI: 64 GPM at 30 PSI - can handle up to 21 sprinkler heads with 1/2-inch fittings or 10 sprinkler heads with 3/4-inch fittings in each zone